very old rusty car

Who created the world’s first car is actually a matter of debate; since the invention of the engine, people had been installing them on horse carriages to make them self-propelled. Even when automobiles specifically designed for engines came around, they were hardly recognizable as a car by today’s standards. However, the first patented automobile, a vehicle specifically designed to be propelled by an engine, was built by Karl Benz and completed in 1885.

Vehicles driving on a highway with headlights on

All the lights on your vehicle have an important job to do. Brake lights, tail lights, blinkers, reverse lights, and headlights are a crucial part of driving. Lights make you visible, make things visible to you, and allow you to communicate with other drivers. All of a vehicle’s lights make driving easier and safer, and all of them are important...not to mention legally required.

electronic engine controls

On all modern vehicles, electronic engine controls have truly changed the game in terms of performance, efficiency, and reliability. On diesel trucks, whether you drive a Chevy, Dodge, or Ford, this innovation has been particularly revolutionary. The gains diesel engines have made in the past couple of decades are impressive by any standard, and electronic engine controls are a huge contributor to those developments.

coolant cap

Coolant flushes are an important maintenance procedure, necessary for keeping your truck reliably on the road. At Harold's Used Auto Parts Inc in Philadelphia, we know that coolant flushes are a key aspect of preventative maintenance that goes a long way.

water pump

“Water pump” is a term you’ve most likely heard in conversations about vehicles. But what is it, what does it actually do, and how do you know if you need a new one? At Harold's Used Auto Parts Inc in Philadelphia, we know the answers to these questions, and soon you will too.

radiator hoses

Your radiator hoses are under a lot of pressure, in both the figurative and literal sense. From Harold's Used Auto Parts Inc in Philadelphia, PA, here’s what you need to know about the radiator hoses on your car, truck, or SUV.

diesel tech working on engine

When you think about diesel engines, you probably think about large trucks and machinery, and maybe a few oddball cars over the years. So how long has diesel really been around, and why is it used the way it is today? More specifically, why should you choose a diesel engine for your needs?  Here at Harold's Used Auto Parts Inc in Philadelphia, PA, we discuss this with customers often based on their unique needs along with the history of the diesel engine.

technician inspecting the tire and rim

Hitting a pothole always hurts - you may not be sure exactly what happens when you hit a pothole, but you can tell it’s not good for your car, truck, or SUV. Here are issues caused by potholes, and what to watch out for if you hit a really rough one, from Harold's Used Auto Parts Inc in Philadelphia, PA.

  • Jasper
  • Acdelco
  • ASE
  • Auto Zone
  • Berrodin
  • BF Goodrich
  • Bosch Automotive
  • Bridgestone Firestone
  • Cooper Tires
  • Customer Savings
  • Dunlop Tires
  • Fleet Services
  • Goodyear
  • Handicap Accessible
  • Hankook Tires
  • JASPER Marine
  • Kelly Tires
  • Michelin
  • Mastercraft
  • Motorcraft Parts
  • Pet Friendly
  • Radiator
  • State Inspection
  • Sumitomo Tires
  • Tires
  • Towing
  • Toyo
  • Uniroyal
  • 12 Month Warranty
  • Wifi Available

5347 Whitby Ave
        Philadelphia, PA

(215) 472-1552
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MON-FRI | 8:30 AM - 5:30 PM
SAT | 8:30 AM - 2:00 PM
SUN | CLOSED
Closed every third Saturday of the month